toml/de/deserializer/
array.rs

1use serde_spanned::Spanned;
2
3use crate::de::DeArray;
4use crate::de::DeValue;
5use crate::de::Error;
6
7pub(crate) struct ArrayDeserializer<'i> {
8    input: DeArray<'i>,
9    span: core::ops::Range<usize>,
10}
11
12impl<'i> ArrayDeserializer<'i> {
13    pub(crate) fn new(input: DeArray<'i>, span: core::ops::Range<usize>) -> Self {
14        Self { input, span }
15    }
16}
17
18impl<'de> serde::Deserializer<'de> for ArrayDeserializer<'de> {
19    type Error = Error;
20
21    fn deserialize_any<V>(self, visitor: V) -> Result<V::Value, Self::Error>
22    where
23        V: serde::de::Visitor<'de>,
24    {
25        visitor.visit_seq(ArraySeqAccess::new(self.input))
26    }
27
28    fn deserialize_struct<V>(
29        self,
30        name: &'static str,
31        _fields: &'static [&'static str],
32        visitor: V,
33    ) -> Result<V::Value, Error>
34    where
35        V: serde::de::Visitor<'de>,
36    {
37        if serde_spanned::de::is_spanned(name) {
38            let span = self.span.clone();
39            return visitor.visit_map(super::SpannedDeserializer::new(self, span));
40        }
41
42        self.deserialize_any(visitor)
43    }
44
45    serde::forward_to_deserialize_any! {
46        bool u8 u16 u32 u64 i8 i16 i32 i64 f32 f64 char str string seq
47        bytes byte_buf map option unit newtype_struct
48        ignored_any unit_struct tuple_struct tuple enum identifier
49    }
50}
51
52impl<'de> serde::de::IntoDeserializer<'de, Error> for ArrayDeserializer<'de> {
53    type Deserializer = Self;
54
55    fn into_deserializer(self) -> Self::Deserializer {
56        self
57    }
58}
59
60pub(crate) struct ArraySeqAccess<'i> {
61    iter: alloc::vec::IntoIter<Spanned<DeValue<'i>>>,
62}
63
64impl<'i> ArraySeqAccess<'i> {
65    pub(crate) fn new(input: DeArray<'i>) -> Self {
66        Self {
67            iter: input.into_iter(),
68        }
69    }
70}
71
72impl<'de> serde::de::SeqAccess<'de> for ArraySeqAccess<'de> {
73    type Error = Error;
74
75    fn next_element_seed<T>(&mut self, seed: T) -> Result<Option<T::Value>, Self::Error>
76    where
77        T: serde::de::DeserializeSeed<'de>,
78    {
79        match self.iter.next() {
80            Some(v) => {
81                let span = v.span();
82                let v = v.into_inner();
83                seed.deserialize(crate::de::ValueDeserializer::with_parts(v, span))
84                    .map(Some)
85            }
86            None => Ok(None),
87        }
88    }
89}
toml/de/deserializer/array.rs

toml/de/deserializer/
array.rs
